77350770939 has 8 divisors (see below), whose sum is σ = 111067773712. Its totient is φ = 47600474400.

The previous prime is 77350770881. The next prime is 77350770947. The reversal of 77350770939 is 93907705377.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 77350770939 - 2¹³ = 77350762747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77350777939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 991676512 + ... + 991676589.

It is an arithmetic number, because the mean of its divisors is an integer number (13883471714).

Almost surely, 2^77350770939 is an apocalyptic number.

77350770939 is a deficient number, since it is larger than the sum of its proper divisors (33717002773).

77350770939 is a wasteful number, since it uses less digits than its factorization.

77350770939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983353117.

The product of its (nonzero) digits is 8751645, while the sum is 57.

The spelling of 77350770939 in words is "seventy-seven billion, three hundred fifty million, seven hundred seventy thousand, nine hundred thirty-nine".